3.51 The challenge must be met if the rating system is to succeed, if it is to produce ratings that will satisfy the players and the users of the rating list.
| Player | Rounds | Elo | SRM |
|---|---|---|---|
| ZhouQing | 5 | 1901 | 931 |
| Rating | perf | err | err2 | |ΔR| | ΔR min | ΔR max | max | R | rank |
|---|---|---|---|---|---|---|---|---|---|
| SRM | -0.156 | 0.499 | 0.556 | 101.8 | -200 | 120 | 1320 | 931 | 5449 |
| initial | 0.229 | 0.531 | 0.859 | 64.0 | -65 | 221 | 1429 | 1338 | 4804 |
| SRMFix | 0.001 | 0.715 | 0.954 | 111.3 | -92 | 360 | 1563 | 1369 | 4630 |
| Odd | -0.021 | 0.806 | 1.071 | 125.5 | -52 | 494 | 1916 | 1792 | 3949 |
| EloSRM | -0.038 | 0.811 | 1.070 | 125.7 | -56 | 486 | 2033 | 1901 | 3918 |
| # | date | round | division | rank | seed | perf | Δ Elo | Elo new | Elo rank | Δ SRM | SRM new | SRM rank |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5 | 2008-01-09 | SRM 387 | 2 | 323 | 152.99 | -1.08 | -56 | 1901 | 3918 | -81 | 931 | 5449 |
| 4 | 2008-01-05 | SRM 386 | 2 | 342 | 183.19 | -0.90 | -49 | 1957 | 3495 | -38 | 1012 | 4693 |
| 3 | 2007-12-27 | SRM 385 | 1 | 526 | 490.94 | -0.14 | -27 | 2006 | 3200 | -200 | 1050 | 4375 |
| 2 | 2007-12-11 | SRM 382 | 1 | 288 | 350.90 | 0.00 | 11 | 2033 | 2985 | -70 | 1250 | 2644 |
| 1 | 2007-12-08 | SRM 381 | 2 | 147 | 560.54 | 1.93 | 486 | 2022 | 3028 | 120 | 1320 | 2146 |